After a lifetime spent preaching, beloved evangelist Billy Graham passed away on Wednesday morning at his mountaintop home in Montreat, North Carolina. He was 99 years old.

As the country mourns a man widely regarded as one of the most influential preachers of the 20th century, we’re taking a moment to reflect on some of the most moving messages from his six-decade career.

WATCH: Funeral Etiquette Every Southerner Should Know

Scroll down for 13 of Billy Graham’s most famous quotes, in no particular order:

“Courage is contagious. When a brave man takes a stand, the spines of others are stiffened.”

“Prayer is simply a two-way conversation between you and God.”

“When wealth is lost, nothing is lost; when health is lost, something is lost; when character is lost, all is lost.”

“Tears shed for self are tears of weakness, but tears shed for others are a sign of strength.”

“My home is in Heaven. I'm just traveling through this world.”

“The only time my prayers are never answered is on the golf course.”

“Comfort and prosperity have never enriched the world as much as adversity has.”

“Take one day at a time. Today, after all, is the tomorrow you worried about yesterday.”

“God will prepare everything for our perfect happiness in heaven, and if it takes my dog being there, I believe he'll be there.”

"Mountaintops are for views and inspiration, but fruit is grown in the valleys."

“A real Christian is the one who can give his pet parrot to the town gossip.”

“Many invest wisely in business matters, but fail to invest time and interest in their most valued possessions: their spouses and children.”

“Joy cannot be pursued. It comes from within. It is a state of being. It does not depend on circumstances, but triumphs over circumstances. It produces a gentleness of spirit and a magnetic personality.”